João Oliveira Email and Phone Number
Senior Data Professional, with 6+ years of experience in Digital environments in different contexts, such as marketplace, SaaS, B2C and B2B, Data and Growth, in different teams.My core skills: - Data analysis with SQL and Python and Visualization with Looker, Data Studio, Metabase, Power BI, Tableau, Amplitude Excel, Sheets;- Solid understanding of statistics and mathematic concepts and how to implement machine learning in Python. I am a fast learner who believes in lifelong learning, and I am constantly adding new skills to my knowledge by studying and making projects.
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Data EngineerLumenalta (Formerly Clevertech) Oct 2023 - PresentBrazil- Responsible for designing and maintaining efficient data pipelines, ETLs, that ensured the accuracy and quality of data throughout the process. - Integrating diverse data sources, developing data transformations and analyses using tools and languages like SQL and Python, and collaborating with product and engineering teams to ensure data was readily available for decision-making. - Monitoring and optimizing data systems, making adjustments to existing pipelines to enhance performance and reliability. -
Senior Data AnalystPorto Jan 2020 - Sep 2022Brazil- Responsible for analyzing and interpreting complex data sets to provide actionable insights and support decision-making processes.- Developing and maintaining dashboards and reports using tools such as SQL, Excel, and visualization platforms like Tableau or Power BI, to track key performance indicators and business metrics.- Collaborating with stakeholders to understand their data needs, performing data extraction and manipulation, and ensuring data accuracy and consistency.- Conducting exploratory data analysis to identify trends, patterns, and anomalies, and presenting findings to inform strategic planning and operational improvements.Ensuring data integrity by performing regular quality checks and audits on data sources and outputs. -
Data AnalystMarketdata Oct 2017 - Dec 2019Brazil- Assisted in analyzing and interpreting data to help support business decisions and strategies.- Developed and maintained basic dashboards and reports using tools such as SQL and Excel, and created visualizations using platforms like Tableau or Power BI.- Collaborated with team members and stakeholders to understand their data needs and gathered data from various sources to meet those needs.- Performed routine data cleaning and validation to ensure accuracy and consistency in reports and analyses.- Supported the team in identifying trends and patterns by conducting initial data analysis and helping to present findings.
João Oliveira Education Details
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Data Science -
Computer Science
Frequently Asked Questions about João Oliveira
What company does João Oliveira work for?
João Oliveira works for Lumenalta (Formerly Clevertech)
What is João Oliveira's role at the current company?
João Oliveira's current role is Senior Data Analyst | Data Engineer | Data Science.
What schools did João Oliveira attend?
João Oliveira attended Edx, Coursera, Udemy Alumni, Universidade Paulista.
Not the João Oliveira you were looking for?
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João Oliveira
Data Analyst | Business Analyst | Sql | Martech | Power Bi | Tableau | Business Intelligence | Databricks | PythonRio De Janeiro, Rj -
João Oliveira
São Paulo, Sp -
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